This article was #23 of the Top 25 most well-read articles on www.progressivedairy.com in 2012. to jump to the article. It was published in the May 20, 2012 Extra. Click here for the full list of the Top 25. Because of concerns with allergic reactions and potential toxicity, dairy producers had started to rethink their iodine protocol in navel dipping, says Innovacyn’s technical manager Scott Hand. But it was two events unrelated to the dairy industry that forced many to pursue other options.